WorksheetsTsunamis and ENSO
Total questions: 15
Worksheet time: 8mins
True or False a Tsunami is the same as a tidal wave
False
True
To which of the ways can NOT contribute to tsunami forming conditions?
Wind
Earthquakes
volcanic eruptions
submarine landslides
The wave length of a tsunami is
100 mi
200 mi
500 mi
2 x 1023 mi
In order to cause a Tsunami an earthquake must reach a
7.5
8.2
6.1
5.0
Tsunamis can have a crest height up to
1 meter
2 meters
25 meters
30 meters
Tsunamis can have a wave height of
1-2 meter(s)
5-10 meters
10-20 meters
30 meters or higher
Tsunamis have a _____ wave period
short
long
Which of the following faults is needed to produce a tsunami?
Dip-Slip
Strike-Slip only
Thrust only
Transform and Dip Slips
True or False
When approaching the shore, sometimes the trough can arrive first
False
True
Which ocean contributes to most of tsunamis that occur?
Atlantic
Arctic
Antarctic
Pacific
Which of the following are true for a season in El Nino?
Select all that apply
there is a eastward intensification of the equatorial current
there is a slowing /lack of trade winds
warm water flows from west to east
increases droughts in the west and induces Atlantic hurricanes
decreases drought conditions in the west and decreases Atlantic Hurricanes
To which of the following is NOT true about La Nina
warm water flows from east to west
induces droughts
increases chances of wild fires
mitigates hurricanes
El Nino is also known as
Southern Oscillation
Western Oscillation
Eastern Oscillation
Northern Oscillation
True or False
El Nino conditions only affect the continental United States of America and the Eastern border states of Mexico
False
True
True or False
La Nina conditions can produce ripe conditions for Atlantic Hurricanes, Midwestern Tornadoes, and Western Droughts/Wildfires
True
False
